CN113145349A

CN113145349A - Rotary multi-row long pipe paint spraying equipment

Info

Publication number: CN113145349A
Application number: CN202110376873.2A
Authority: CN
Inventors: 胡帅
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-08
Filing date: 2021-04-08
Publication date: 2021-07-23

Abstract

The invention relates to paint spraying equipment, in particular to rotary type multi-row long pipe paint spraying equipment. The technical problem of the invention is that: the rotary type multi-row long pipe paint spraying equipment is high in safety and work efficiency. A rotary multi-row long pipe paint spraying device comprises a bottom plate and supporting plates, wherein at least two supporting plates are arranged on two sides of the top of the bottom plate; the guide rail is arranged between the support plates on the two sides; the guide sleeve, all slidingtype is equipped with two at least uide sleeves on the guided way. According to the invention, through the matching of the moving mechanism, the spraying mechanism and the rotating mechanism, paint can be uniformly sprayed on the long pipe, workers do not need to be close to the long pipe to avoid sucking the paint, and five long pipes can be sprayed at one time, so that the efficiency can be improved, and the spray-out paint can be prevented from being blown away by strong wind through the floating fog prevention mechanism, and the surrounding environment is prevented from being influenced.

Description

Rotary multi-row long pipe paint spraying equipment

Technical Field

The invention relates to paint spraying equipment, in particular to rotary type multi-row long pipe paint spraying equipment.

Background

The long pipe is exactly long hollow steel pipe, uses very extensively, can be used for carrying various liquid and gaseous, because the long pipe need expose for a long time in the external world, so need spray paint the long pipe, protection long pipe that like this can be fine prevents that the long pipe from rustting the oxidation.

At present generally the workman sprays paint to the long tube with the paint gun, and the workman stands the long tube earlier, then manually sprays paint to the long tube with the paint gun, because the workman need be close to the long tube closely, so the workman can inhale some paints, has certain influence to workman's health, secondly, the workman once only can spray paint to a long tube, and efficiency is not high.

The device with high safety and high working efficiency is designed to solve the existing problems.

Disclosure of Invention

In order to overcome the defects that workers need to approach a long pipe in a short distance, so that the workers can suck some paint and have certain influence on the bodies of the workers, and secondly, the workers can only spray paint on one long pipe at one time, so that the efficiency is not high, the technical problem of the invention is as follows: the rotary type multi-row long pipe paint spraying equipment is high in safety and work efficiency.

A rotary multi-row long pipe paint spraying device comprises a bottom plate and supporting plates, wherein at least two supporting plates are arranged on two sides of the top of the bottom plate; the guide rail is arranged between the support plates on the two sides; the guide rails are all provided with at least two guide sleeves in a sliding manner; the outer sides of the guide sleeves on the two sides of the square hole sleeve are fixedly connected with the square hole sleeve; the square rods are arranged in the square hole sleeves in a sliding mode; the connecting rods are fixedly connected between the square rods on the two sides; the connecting rods are all provided with at least five sliding connecting seats in a sliding manner; the middle of the top of the bottom plate is provided with the bearing mechanism; the top of the sliding connection seat is provided with an expansion mechanism; the top of the bottom plate is provided with a moving mechanism; the moving mechanism is provided with a spraying mechanism; and one of the guide sleeves of the rotating mechanism is provided with the rotating mechanism, and the rotating mechanism is connected with the expansion mechanism.

Further, the supporting mechanism comprises connecting sleeves, and at least two connecting sleeves are respectively arranged on the guide rails; the supporting blocks are fixedly connected to two sides of the top of the bottom plate; the connecting plates are arranged between the supporting blocks in a sliding manner; the two sides of the top of the connecting plate are fixedly connected with the inclined blocks; the connecting frames are fixedly connected between the connecting sleeves on one side, and the connecting frames are fixedly connected between the connecting sleeves on the other side; the connecting frame is provided with at least two first guide sleeves in an embedded mode; the first guide rods are arranged in the first guide sleeves in a sliding manner; the contact wheel is arranged between the bottom ends of the first guide rods on one side, the contact wheel is also arranged between the bottom ends of the first guide rods on the other side, and the contact wheel is contacted with the inclined plane block; place the frame, the upper end of first guide arm all is connected with places the frame.

Further explaining, the expanding mechanism comprises piston cylinders, wherein the piston cylinders are arranged between the guide sleeves on one side, the piston cylinders are also arranged between the guide sleeves on the other side, one of the piston cylinders is fixedly connected with the connecting plate, and hydraulic oil is filled in the piston cylinders; the piston cylinders are all provided with pressure rods in a sliding mode, and the pressure rods on the same side are fixedly connected with the square rods; the piston cylinders are fixedly connected with the shunt tubes; the upper side of each sliding connection seat is fixedly connected with a sliding sleeve; the hollow rod is arranged in each sliding sleeve in a sliding manner; each hollow rod is sleeved with a first spring, and two ends of each first spring are respectively connected with the sliding sleeve and the hollow rod; the hollow rods are connected with the rotating cones in a rotating mode; the four sliding sleeves are provided with hydraulic cylinders; the push rod, every pneumatic cylinder front side all slidingtype is equipped with the push rod, push rod and adjacent pneumatic cylinder fixed connection, one of them push rod and one of them sliding sleeve fixed connection.

Further, the moving mechanism comprises a first speed reducing motor, and one side of the top of the bottom plate is provided with the first speed reducing motor; the two sides of the top of the bottom plate are rotatably provided with rollers, and one of the rollers is fixedly connected with an output shaft of the first speed reducing motor; the conveying belt is wound between the rollers; the sliding rail is arranged on one side of the top of the bottom plate; the guide ring is arranged on the slide rail in a sliding mode and fixedly connected with the conveyor belt; the first travel switch is mounted on the sliding rail and is in contact with the guide ring; and the second travel switch is installed on one side of the slide rail, which is far away from the first travel switch.

Further explaining, the spraying mechanism comprises a guide pipe, and the guide pipe is arranged on the guide ring; the telescopic rod is arranged in the guide pipe; the cross rods are fixedly connected among the connecting rods; the sliding ring is arranged on the cross rod in a sliding mode and fixedly connected with the telescopic rod; the mounting rack is fixedly connected to the telescopic rod; the mounting frame is connected with the spray head row; the end part of the spray head row is fixedly connected with a material receiving pipe; and the electromagnetic valves are arranged on the spray head rows.

Further explaining, the rotating mechanism comprises a second speed reducing motor, wherein one piston cylinder is provided with the second speed reducing motor; the fixing frame is fixedly connected between the guide sleeves on one side of the fixing frame, and the second speed reduction motor is fixedly connected with the fixing frame; the fixed frame is rotatably provided with at least two synchronizing wheels, and one synchronizing wheel is fixedly connected with an output shaft of the second speed reducing motor; the synchronous outer toothed belt is wound between the synchronous wheels; the anti-deviation wheel is rotatably mounted on one side of the fixing frame at uniform intervals and is in contact with the synchronous outer toothed belt; and one of the rotating cones is provided with a gear, and the gear is meshed with the synchronous external toothed belt.

Further explaining, the anti-rolling device also comprises an anti-rolling mechanism, wherein the anti-rolling mechanism comprises a guide frame, and the guide frame is fixedly connected to two sides of the bottom of the placing frame; the lower sides of the guide frames are both provided with second guide rods in a sliding manner; the upper ends of the second guide rods are fixedly connected with wedge blocks, and the wedge blocks penetrate through the placing frame in a sliding mode; and the second springs are sleeved on the second guide rods, and two ends of each second spring are respectively connected with the guide frame and the wedge block.

Further, the device also comprises a floating fog prevention mechanism, wherein the floating fog prevention mechanism comprises an arc-shaped cover, and the arc-shaped cover is fixedly connected to the lower side of the spray head row.

Further explain, still including control box and controller, the control box is installed to bottom plate top one side, including switching power supply, control module and power module in the control box, switching power supply is whole equipment power supply, and switching power supply's output and power module pass through electric connection, have the power master switch through the line connection on the power module, and control module and power module pass through electric connection, the rigid coupling has the controller on the control box, be equipped with starting switch on the controller, be connected with DS1302 clock circuit and 24C02 circuit on the control module, starting switch, first travel switch and second travel switch all pass through electric connection with control module, and first gear motor, solenoid valve and second gear motor all pass through peripheral circuit with control module and are connected.

Compared with the prior art, the invention has the following advantages:

1. through moving mechanism, spraying mechanism and slewing mechanism's cooperation, can be with even the spouting on the long tube of paint, the workman need not be close to the long tube, avoids inhaling paint, once only can spray paint five long tubes moreover to can raise the efficiency.

2. The long pipe on the placing frame can be blocked by the anti-rolling mechanism, so that the long pipe on the placing frame is prevented from sliding down.

3. The floating fog prevention mechanism can prevent strong wind from blowing the sprayed paint away, and the surrounding environment is prevented from being influenced.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the guide mechanism of the present invention.

Fig. 3 is a perspective view of the expanding mechanism of the present invention.

Fig. 4 is a schematic perspective view of the spraying mechanism of the present invention.

Fig. 5 is a schematic perspective view of the rotating mechanism of the present invention.

Fig. 6 is a schematic perspective view of the anti-roll mechanism of the present invention.

Fig. 7 is a circuit block diagram of the present invention.

Fig. 8 is a schematic circuit diagram of the present invention.

Reference numbers in the drawings: 1: bottom plate, 2: control box, 3: controller, 41: support plate, 42: guide rail, 43: guide sleeve, 44: square hole sleeve, 45: square rod, 46: connecting rod, 47: sliding connection seat, 5: supporting mechanism, 51: connecting sleeve, 52: supporting block, 53: connection plate, 54: bevel block, 55: connecting frame, 56: first guide bush, 57: first guide bar, 58: contact wheel, 59: placing frame, 6: expansion mechanism, 61: a piston cylinder, 62: pressure lever, 63: shunt, 64: sliding sleeve, 65: hollow bar, 66: first spring, 67: rotation cone, 68: hydraulic cylinder, 69: push rod, 7: moving mechanism, 71: first reduction motor, 72: drum, 73: conveyor belt, 74: slide rail, 75: guide ring, 76: first stroke switch, 77: second stroke switch, 8: spraying mechanism, 81: guide tube, 82: telescopic rod, 83: cross bar, 84: slip ring, 85: mounting frame, 86: head row, 87: receiving pipe, 88: electromagnetic valve, 9: rotating mechanism, 91: second reduction motor, 92: synchronizing wheel, 93: synchronous outer toothed belt, 94: anti-deviation wheel, 95: gear, 96: mount, 10: anti-roll mechanism, 101: guide frame, 102: second guide bar, 103: wedge block, 104: second spring, 11: anti-floating fog mechanism, 111: an arc-shaped cover.

Detailed Description

The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.

Example 1

A rotary multi-row long pipe paint spraying device is shown in figures 1-5 and comprises a bottom plate 1, supporting plates 41, guide rails 42, guide sleeves 43, square hole sleeves 44, square rods 45, connecting rods 46, sliding connecting seats 47, a supporting mechanism 5, an expanding mechanism 6, a moving mechanism 7, a spraying mechanism 8 and a rotating mechanism 9, wherein the left side and the right side of the top of the bottom plate 1 are respectively connected with the two supporting plates 41, the guide rails 42 are arranged between the corresponding supporting plates 41 on the left side and the right side, the two guide rails 42 are respectively provided with the two guide sleeves 43 in a sliding mode, the outer sides of the guide sleeves 43 on the front side and the rear side are respectively connected with the square hole sleeves 44, the square rods 45 are respectively arranged in each square hole sleeve 44 in a sliding mode, the connecting rods 46 are connected between the top ends of the square rods 45 on the front side and the rear side in a sliding mode, the five sliding connecting seats 47 are respectively arranged on the two connecting rods 46, and the supporting mechanism 5 is arranged in the middle of the top of the bottom plate 1, expanding mechanism 6 is installed at sliding connection seat 47 top, and moving mechanism 7 is installed to bottom plate 1 top front side, installs spraying mechanism 8 on the moving mechanism 7, installs slewing mechanism 9 on the uide bushing 43 on right side, and slewing mechanism 9 and expanding mechanism 6 are connected.

The supporting mechanism 5 comprises connecting sleeves 51, supporting blocks 52, connecting plates 53, inclined plane blocks 54, connecting frames 55, first guide sleeves 56, first guide rods 57, contact wheels 58 and a placing frame 59, wherein the two connecting sleeves 51 are respectively installed on the two guide rails 42, the supporting blocks 52 are respectively connected with the left side and the right side of the top of the bottom plate 1, the connecting plates 53 are arranged between the tops of the two supporting blocks 52 in a sliding manner, the inclined plane blocks 54 are respectively connected with the left side and the right side of the top of the connecting plates 53, the connecting frames 55 are connected between the two connecting sleeves 51 on the left side, the connecting frames 55 are also connected between the two connecting sleeves 51 on the right side, the two first guide sleeves 56 are respectively installed on the two connecting frames 55 in an embedded manner, the first guide rods 57 are respectively arranged in the first guide sleeves 56 in a sliding manner, the contact wheels 58 are installed between the bottom ends of the two first guide rods 57 on the left side, the contact wheels 58 are also installed between the bottom ends of the two first guide rods 57 on the right side, and the two contact wheels 58 are respectively contacted with the two inclined plane blocks 54, the top ends of the four first guide rods 57 are connected with a placing frame 59.

The expanding mechanism 6 comprises piston cylinders 61, pressure rods 62, shunt tubes 63, sliding sleeves 64, hollow rods 65, first springs 66, rotating cones 67, hydraulic cylinders 68 and push rods 69, the piston cylinders 61 are installed between the two left guide sleeves 43, the piston cylinders 61 are also installed between the two right guide sleeves 43, the right piston cylinders 61 are connected with the connecting plate 53, hydraulic oil is filled in the two piston cylinders 61, the pressure rods 62 are arranged at the tops of the two piston cylinders 61 in a sliding mode, the left pressure rods 62 are connected with the left square rods 45, the right pressure rods 62 are connected with the right square rods 45, the shunt tubes 63 are connected on the two piston cylinders 61, the sliding sleeve 64 is connected at the top of each sliding connecting seat 47, the hollow rods 65 are arranged in each sliding mode, the first springs 66 are sleeved on each hollow rod 65, two ends of the first springs 66 are respectively connected with the sliding sleeves 64 and the hollow rods 65, the hollow rod 65 is internally and rotatably connected with a rotating cone 67, the tops of the four sliding sleeves 64 on the rear side are connected with hydraulic cylinders 68, the front side of each hydraulic cylinder 68 is provided with a push rod 69 in a sliding manner, the push rod 69 is connected with the adjacent hydraulic cylinder 68, and the push rod 69 on the front side is connected with the sliding sleeve 64 on the foremost side.

The moving mechanism 7 comprises a first speed reducing motor 71, rollers 72, a conveyor belt 73, a slide rail 74, a guide ring 75, a first travel switch 76 and a second travel switch 77, the first speed reducing motor 71 is installed on the right front side of the top of the bottom plate 1, the rollers 72 are installed on the left side and the right side of the front side of the top of the bottom plate 1 in a rotating mode, the rollers 72 on the right side are connected with an output shaft of the first speed reducing motor 71, the conveyor belt 73 is arranged between the two rollers 72 in a winding mode, the slide rail 74 is installed on the front side of the top of the bottom plate 1, the guide ring 75 is arranged on the slide rail 74 in a sliding mode, the guide ring 75 is connected with the conveyor belt 73, the first travel switch 76 is installed on the right portion of the slide rail 74, the first travel switch 76 is in contact with the guide ring 75, and the second travel switch 77 is installed on the left portion of the slide rail 74.

Spraying mechanism 8 is including stand pipe 81, the telescopic link 82, the horizontal pole 83, the sliding ring 84, mounting bracket 85, shower nozzle row 86, connect material pipe 87 and solenoid valve 88, install stand pipe 81 on the stand pipe 75, be equipped with telescopic link 82 in the stand pipe 81, sliding connection has horizontal pole 83 between two connecting rod 46 top front sides, sliding connection is equipped with sliding ring 84 on the horizontal pole 83, sliding ring 84 and telescopic link 82 are connected, telescopic link 82 upper portion is connected with mounting bracket 85, be connected with shower nozzle row 86 on the mounting bracket 85, shower nozzle row 86 front end is connected with connects material pipe 87, shower nozzle row 86 forward-mounted has solenoid valve 88.

The rotating mechanism 9 comprises a second speed reducing motor 91, a synchronizing wheel 92, a synchronous external toothed belt 93, an anti-deflection wheel 94, a gear 95 and a fixing frame 96, the right side of the piston cylinder 61 on the right side is connected with the second speed reducing motor 91, the fixing frame 96 is connected between the tops of the two guide sleeves 43 on the right side, the second speed reducing motor 91 is connected with the fixing frame 96, the synchronizing wheel 92 is rotatably mounted on the front side and the rear side of the right side of the fixing frame 96, the synchronizing wheel 92 on the rear side is connected with an output shaft of the second speed reducing motor 91, the synchronous external toothed belt 93 is wound between the two synchronizing wheels 92, the anti-deflection wheel 94 is mounted on the right side of the fixing frame 96 in a uniformly spaced rotary mode, the anti-deflection wheel 94 is in contact with the synchronous external toothed belt 93, the gear 95 is mounted on the right side of the rotating cone 67 on the right side, and the gear 95 is meshed with the synchronous external toothed belt 93.

A worker connects a paint pipe to the material receiving pipe 87, then places five long pipes on the placing frame 59, then pushes the piston cylinder 61 inwards, the piston cylinder 61 drives the square rod 45 to move inwards, the square rod 45 drives the connecting rod 46 to move inwards, so as to drive the rotating cone 67 to move inwards, the rotating cone 67 is inserted into the long pipe, the first spring 66 is compressed, the piston cylinder 61 on the right side drives the connecting plate 53 to move leftwards, the connecting plate 53 drives the inclined plane block 54 to move leftwards, the contact wheel 58 rolls on the inclined plane block 54, when the contact wheel 58 is not in contact with the inclined plane block 54, the placing frame 59 moves downwards under the action of self gravity, the long pipes move downwards along with the long pipes, the long pipes drive the rotating cone 67 to move downwards, so as to drive the gear 95 and the square rod 45 to move downwards, the gear 95 is meshed with the synchronous external toothed belt 93, the square rod 45 drives the pressing rod 62 to move downwards, and the, the hydraulic oil in the piston cylinder 61 flows into the hydraulic cylinder 68 through the shunt pipe 63, the hydraulic oil pushes the push rod 69 to move forward, so that the sliding sleeves 64 can be driven to move forward, the distance between the sliding sleeves 64 on the same side is increased, therefore, the distance between the long pipes is also increased, at the moment, a worker presses the starting switch, the starting switch sends a signal, the control module receives the signal and controls the second reducing motor 91 to work, the second reducing motor 91 drives the synchronizing wheel 92 on the rear side to rotate, the gear 95 is driven to rotate by the synchronizing external toothed belt 93, the gear 95 drives the rotating cone 67 to rotate, the rotating cone 67 drives the long pipes to rotate, the electromagnetic valve 88 is controlled to be opened by the control module, the paint flows into the spray head row 86 and then is sprayed out of the spray head row 86, the first reducing motor 71 is controlled to rotate counterclockwise by the control module, the first reducing motor 71 drives the roller 72 on the right side to rotate counterclockwise, the guide ring 75 is driven to move leftward by the conveyor belt 73, the guide ring 75 drives the guide pipe 81 to move leftwards, the guide pipe 81 drives the telescopic rod 82 to move leftwards, the telescopic rod 82 drives the mounting rack 85 to move leftwards, the mounting rack 85 drives the spray head row 86 to move leftwards, paint can be uniformly sprayed on the long pipe due to the rotation of the long pipe, when the guide ring 75 moves leftwards and touches the second travel switch 77, the second travel switch 77 sends a signal, the control module receives the signal and controls the first speed reducing motor 71 to rotate clockwise, the first speed reducing motor 71 drives the right roller 72 to rotate clockwise, the conveyor belt 73 drives the guide ring 75 to move rightwards, the guide ring 75 drives the spray head row 86 to move rightwards, when the guide ring 75 moves rightwards and touches the first travel switch 76, the first travel switch 76 sends a signal, and the control module receives the signal and controls the second speed reducing motor 91 and the first speed reducing motor 71 to stop working, meanwhile, the control module controls the electromagnetic valve 88 to be closed, a worker pulls the piston cylinder 61 outwards again, the piston cylinder 61 drives the rotating cone 67 to move outwards, the first spring 66 is slowly restored to the original state, the piston cylinder 61 on the right side drives the inclined plane block 54 to move rightwards, the inclined plane block 54 pushes the contact wheel 58 to move upwards, the contact wheel 58 drives the placing frame 59 to move upwards, the long pipe enters the placing frame 59, the placing frame 59 drives the long pipe to move upwards, the long pipe drives the sliding sleeve 64 to move upwards, the sliding sleeve 64 drives the pressing rod 62 to move upwards, hydraulic oil in the hydraulic cylinder 68 is sucked into the piston cylinder 61 through the shunt pipe 63, the push rod 69 moves backwards, the distance between the long pipes is shortened, and when the rotating cone 67 moves out of the long pipe, the worker takes down the long pipe.

Example 2

On the basis of embodiment 1, as shown in fig. 4 and 6, the anti-rolling device further includes an anti-rolling mechanism 10, the anti-rolling mechanism 10 includes a guide frame 101, second guide rods 102, wedge blocks 103 and second springs 104, the guide frame 101 is connected to the left and right sides of the rear side of the bottom of the placement frame 59, the second guide rods 102 are arranged in the middle of the bottoms of the two guide frames 101 in a sliding manner, the wedge blocks 103 are connected to the top ends of the two second guide rods 102, the wedge blocks 103 penetrate through the placement frame 59 in a sliding manner, the second springs 104 are sleeved on the two second guide rods 102, and two ends of the second springs 104 are connected with the guide frame 101 and the wedge blocks 103 respectively.

Wedge block 103 can block the long pipe placed on frame 59, prevent the long pipe placed on frame 59 from sliding down, when the long pipe placed on frame 59 needs to be removed, a worker pulls second guide rod 102 downwards, second guide rod 102 drives wedge block 103 to move downwards, second spring 104 is compressed, when wedge block 103 no longer blocks the long pipe, the worker can take down the long pipe placed on frame 59, then second guide rod 102 is loosened, and wedge block 103 resets upwards under the action of second spring 104.

The floating fog preventing device further comprises a floating fog preventing mechanism 11, wherein the floating fog preventing mechanism 11 comprises an arc-shaped cover 111, and the bottom of the spray head row 86 is connected with the arc-shaped cover 111.

The arc cover 111 can block wind, so that the phenomenon that the sprayed paint is blown away by strong wind is avoided, and the surrounding environment is prevented from being influenced.

As shown in fig. 1, fig. 7 and fig. 8, the vehicle-mounted controller further comprises a control box 2 and a controller 3, the control box 2 is connected to the right side of the top of the bottom plate 1, a switching power supply is included in the control box 2, the control module and a power module are provided with the switching power supply, the switching power supply supplies power to the whole device, the output end of the switching power supply is electrically connected with the power module, the power module is connected with a power master switch through a circuit, the control module and the power module are electrically connected, the controller 3 is connected to the right side of the control box 2, a starting switch is arranged on the controller 3, the control module is connected with a DS1302 clock circuit and a 24C02 circuit, the starting switch, the first travel switch 76 and the second travel switch 77 are electrically connected with the control module, the first speed reduction motor 71, the electromagnetic valve 88 and the second speed reduction motor 91 are connected with the control module through a peripheral circuit.

It should be understood that the above description is for exemplary purposes only and is not meant to limit the present invention. Those skilled in the art will appreciate that variations of the present invention are intended to be included within the scope of the claims herein.

Claims

1. The utility model provides a rotary type multirow long tube paint spraying apparatus, characterized by, including:

the device comprises a bottom plate (1) and support plates (41), wherein at least two support plates (41) are arranged on two sides of the top of the bottom plate (1);

the guide rail (42) is arranged between the support plates (41) on the two sides of the guide rail (42);

the guide rail (42) is provided with at least two guide sleeves (43) in a sliding manner;

the outer sides of the guide sleeves (43) on the two sides of the square hole sleeve (44) are fixedly connected with the square hole sleeve (44);

the square rods (45) are arranged in the square hole sleeves (44) in a sliding manner;

the connecting rods (46) are fixedly connected between the square rods (45) at the two sides of the connecting rod (46);

the connecting rods (46) are all provided with at least five sliding connecting seats (47) in a sliding manner;

the supporting mechanism (5) is arranged in the middle of the top of the bottom plate (1);

the top of the sliding connection seat (47) is provided with the expansion mechanism (6);

the top of the bottom plate (1) is provided with a moving mechanism (7);

the spraying mechanism (8), the moving mechanism (7) is provided with the spraying mechanism (8);

and the rotating mechanism (9) is arranged on one guide sleeve (43), and the rotating mechanism (9) is connected with the expanding mechanism (6).

2. A rotary multi-row long pipe spray painting apparatus as claimed in claim 1, wherein the supporting means (5) comprises:

the guide rails (42) are respectively provided with at least two connecting sleeves (51);

the supporting blocks (52) are fixedly connected to two sides of the top of the bottom plate (1);

the supporting blocks (52) are arranged on the supporting plates (53) in a sliding mode, and the supporting plates (52) are provided with the connecting plates (53) in a sliding mode;

the two sides of the top of the connecting plate (53) are fixedly connected with the inclined blocks (54);

the connecting frames (55) are fixedly connected between the connecting sleeves (51) on one side of the connecting frames (55), and the connecting frames (55) are fixedly connected between the connecting sleeves (51) on the other side of the connecting frames;

the connecting frame (55) is provided with at least two first guide sleeves (56) in an embedded mode;

the first guide rods (57) are arranged in each first guide sleeve (56) in a sliding manner;

the contact wheels (58) are arranged between the bottom ends of the first guide rods (57) on one side of the contact wheels (58), the contact wheels (58) are also arranged between the bottom ends of the first guide rods (57) on the other side of the contact wheels (58), and the contact wheels (58) are in contact with the inclined plane blocks (54);

the upper ends of the first guide rods (57) are connected with the placing frames (59).

3. A rotary multi-row long pipe spray painting apparatus as claimed in claim 2, wherein the expansion means (6) comprises:

the hydraulic oil pump comprises piston cylinders (61), wherein the piston cylinders (61) are arranged between guide sleeves (43) on one side, the piston cylinders (61) are also arranged between guide sleeves (43) on the other side, one of the piston cylinders (61) is fixedly connected with a connecting plate (53), and hydraulic oil is filled in each piston cylinder (61);

the piston cylinder (61) is provided with a pressure lever (62) in a sliding manner, and the pressure lever (62) on the same side is fixedly connected with the square rod (45);

the shunt tubes (63) are fixedly connected to the piston cylinders (61);

the upper side of each sliding connection seat (47) is fixedly connected with a sliding sleeve (64);

the hollow rod (65) is arranged in each sliding sleeve (64) in a sliding manner;

the first spring (66) is sleeved on each hollow rod (65), and two ends of the first spring (66) are respectively connected with the sliding sleeve (64) and the hollow rods (65);

the hollow rod (65) is internally and rotatably connected with a rotating cone (67);

the hydraulic cylinders (68) are mounted on the four sliding sleeves (64);

the front side of each hydraulic cylinder (68) is provided with a push rod (69) in a sliding manner, the push rods (69) are fixedly connected with the adjacent hydraulic cylinders (68), and one push rod (69) is fixedly connected with one sliding sleeve (64).

4. A rotary multi-row long-tube paint spraying apparatus as claimed in claim 3, wherein the moving mechanism (7) comprises:

the first speed reducing motor (71) is mounted on one side of the top of the bottom plate (1);

the two sides of the top of the bottom plate (1) are rotatably provided with the rollers (72), and one of the rollers (72) is fixedly connected with an output shaft of the first speed reducing motor (71);

the conveyor belt (73) is wound between the rollers (72);

the sliding rail (74) is installed on one side of the top of the bottom plate (1);

the guide ring (75) is arranged on the sliding rail (74) in a sliding mode, and the guide ring (75) is fixedly connected with the conveyor belt (73);

a first travel switch (76), wherein the sliding rail (74) is provided with the first travel switch (76), and the first travel switch (76) is contacted with the guide ring (75);

and a second travel switch (77) is mounted on one side of the slide rail (74) far away from the first travel switch (76).

5. A rotary multi-row long pipe spray painting equipment according to claim 4, wherein the spraying mechanism (8) comprises:

the guide pipe (81), the guide ring (75) is provided with the guide pipe (81);

the telescopic rod (82) is arranged in the guide pipe (81);

the cross rods (83) are fixedly connected between the connecting rods (46);

the sliding ring (84) is arranged on the cross rod (83) in a sliding mode, and the sliding ring (84) is fixedly connected with the telescopic rod (82);

the mounting rack (85) is fixedly connected to the telescopic rod (82);

the spray head row (86) is connected to the mounting frame (85);

the end part of the spray head row (86) is fixedly connected with the material receiving pipe (87);

and the electromagnetic valve (88) is installed on the spray head row (86).

6. A rotary multi-row long-tube paint spraying apparatus as claimed in claim 5, wherein the rotating mechanism (9) comprises:

a second speed reducing motor (91), wherein one piston cylinder (61) is provided with the second speed reducing motor (91);

the fixing frame (96) is fixedly connected between the guide sleeves (43) on one side of the fixing frame (96), and the second speed reducing motor (91) is fixedly connected with the fixing frame (96);

the fixed frame (96) is rotatably provided with at least two synchronous wheels (92), and one synchronous wheel (92) is fixedly connected with an output shaft of the second speed reducing motor (91);

the synchronous outer toothed belt (93) is wound between the synchronous wheels (92);

the anti-deviation wheel (94) is rotatably mounted on one side of the fixing frame (96) at uniform intervals, and the anti-deviation wheel (94) is in contact with the synchronous outer toothed belt (93);

and a gear (95) is mounted on one of the rotating cones (67), and the gear (95) is meshed with the synchronous external toothed belt (93).

7. A rotary multi-row long pipe paint spraying apparatus as claimed in claim 6, further comprising an anti-rolling mechanism (10), wherein the anti-rolling mechanism (10) comprises:

the guide frame (101) is fixedly connected to two sides of the bottom of the placing frame (59);

the lower sides of the guide frames (101) are both provided with second guide rods (102) in a sliding manner;

the upper end of the second guide rod (102) is fixedly connected with a wedge block (103), and the wedge block (103) penetrates through the placing frame (59) in a sliding mode;

and the second spring (104) is sleeved on the second guide rod (102), and two ends of the second spring (104) are respectively connected with the guide frame (101) and the wedge block (103).

8. The paint spraying apparatus with multiple rotary long pipes as claimed in claim 7, further comprising a drift-fog preventing mechanism (11), wherein the drift-fog preventing mechanism (11) comprises:

the shower nozzle is characterized by comprising an arc-shaped cover (111), and the arc-shaped cover (111) is fixedly connected to the lower side of the shower nozzle row (86).

9. A rotary multi-row long pipe painting apparatus as claimed in claim 8, wherein: also comprises a control box (2) and a controller (3), one side of the top of the bottom plate (1) is provided with the control box (2), the control box (2) comprises a switch power supply, a control module and a power supply module, the switch power supply supplies power to the whole equipment, the output end of the switch power supply is electrically connected with the power supply module, the power supply module is connected with a power supply main switch through a circuit, the control module is electrically connected with the power supply module, the controller is characterized in that a controller (3) is fixedly connected to the control box (2), a starting switch is arranged on the controller (3), a DS1302 clock circuit and a 24C02 circuit are connected to the control module, the starting switch, the first travel switch (76) and the second travel switch (77) are electrically connected with the control module, and the first speed reducing motor (71), the electromagnetic valve (88) and the second speed reducing motor (91) are connected with the control module through peripheral circuits.